Finding the Fourth Proportional to 3,845.15, 5,758.47 and 2,608.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,845.15 : 5,758.47 = 2,608.82 : x
2. Step 2: Convert to fraction form
   3,845.15/5,758.47 = 2,608.82/x
3. Step 3: Cross multiply
   3,845.15x = 5,758.47 × 2,608.82
4. Step 4: Simplify right side
   3,845.15x = 15,022,782.91
5. Step 5: Solve for x
   x = 15,022,782.91/3,845.15
6. Step 6: Final answer
   x = 3,906.95